28 October 2026 · API

Signing requests without the AWS SDK

The MaossFS endpoint accepts SigV4. If you cannot take a dependency on the AWS SDK, sign the canonical request yourself and send it over HTTPS.

Authorization: AWS4-HMAC-SHA256 Credential=AKIA.../20261028/nl-ams-1/s3/aws4_request, ...
x-amz-date: 20261028T091500Z
x-amz-content-sha256: UNSIGNED-PAYLOAD

Clock skew over 5 minutes is rejected. Use NTP on build agents.

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